ci: do cleanup before creating vagrant boxes
ci: do cleanup before creating vagrant boxes

skydive-project/skydive,lebauce/skydive,skydive-project/skydive,skydive-project/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive,lebauce/skydive,lebauce/skydive,skydive-project/skydive,lebauce/skydive